Home / 25,651.66-35,413.98-19,554.02

Finding the Fourth Proportional to 25,651.66, 35,413.98 and 19,554.02

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Solution

The fourth proportional to 25,651.66, 35,413.98 and 19,554.02 is: 26,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.66 : 35,413.98 = 19,554.02 : x
  2. Step 2: Convert to fraction form
    25,651.66/35,413.98 = 19,554.02/x
  3. Step 3: Cross multiply
    25,651.66x = 35,413.98 × 19,554.02
  4. Step 4: Simplify right side
    25,651.66x = 692,485,673.20
  5. Step 5: Solve for x
    x = 692,485,673.20/25,651.66
  6. Step 6: Final answer
    x = 26,995.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.